20205125864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{7129}}^1$

素因数の和:7303

約数の個数: 128

約数和(自身を含む): 48789734400

約数和(自身を除く): 28584608536

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 77, 86, 88, 107, 154, 172, 214, 301, 308, 344, 428, 473, 602, 616, 749, 856, 946, 1177, 1204, 1498, 1892, 2354, 2408, 2996, 3311, 3784, 4601, 4708, 5992, 6622, 7129, 8239, 9202, 9416, 13244, 14258, 16478, 18404, 26488, 28516, 32207, 32956, 36808, 49903, 50611, 57032, 64414, 65912, 78419, 99806, 101222, 128828, 156838, 199612, 202444, 257656, 306547, 313676, 354277, 399224, 404888, 548933, 613094, 627352, 708554, 762803, 1097866, 1226188, 1417108, 1525606, 2145829, 2195732, 2452376, 2834216, 3051212, 3372017, 4291658, 4391464, 5339621, 6102424, 6744034, 8390833, 8583316, 10679242, 13488068, 16781666, 17166632, 21358484, 23604119, 26976136, 32800529, 33563332, 42716968, 47208238, 58735831, 65601058, 67126664, 94416476, 117471662, 131202116, 188832952, 229603703, 234943324, 262404232, 360805819, 459207406, 469886648, 721611638, 918414812, 1443223276, 1836829624, 2525640733, 2886446552, 5051281466, 10102562932, 20205125864]

約数ペア:

[(1, 20205125864), (2, 10102562932), (4, 5051281466), (7, 2886446552), (8, 2525640733), (11, 1836829624), (14, 1443223276), (22, 918414812), (28, 721611638), (43, 469886648), (44, 459207406), (56, 360805819), (77, 262404232), (86, 234943324), (88, 229603703), (107, 188832952), (154, 131202116), (172, 117471662), (214, 94416476), (301, 67126664), (308, 65601058), (344, 58735831), (428, 47208238), (473, 42716968), (602, 33563332), (616, 32800529), (749, 26976136), (856, 23604119), (946, 21358484), (1177, 17166632), (1204, 16781666), (1498, 13488068), (1892, 10679242), (2354, 8583316), (2408, 8390833), (2996, 6744034), (3311, 6102424), (3784, 5339621), (4601, 4391464), (4708, 4291658), (5992, 3372017), (6622, 3051212), (7129, 2834216), (8239, 2452376), (9202, 2195732), (9416, 2145829), (13244, 1525606), (14258, 1417108), (16478, 1226188), (18404, 1097866), (26488, 762803), (28516, 708554), (32207, 627352), (32956, 613094), (36808, 548933), (49903, 404888), (50611, 399224), (57032, 354277), (64414, 313676), (65912, 306547), (78419, 257656), (99806, 202444), (101222, 199612), (128828, 156838)]